[X86] Use X86_CPU_SUBTYPE_COMPAT for 'cascadelake' cpu.

This CPU is supported by at least libgcc trunk now so we should make it available to __builtin_cpu_is.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@354913 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Support/X86TargetParser.def b/include/llvm/Support/X86TargetParser.def
index 2b5936bb2607be770bef0c574cf2639e8040c0f0..27adbfe1c833b2a719c739c56d0968f8262fbbf3 100644 (file)
--- a/include/llvm/Support/X86TargetParser.def
+++ b/include/llvm/Support/X86TargetParser.def
@@ -33,6 +33,8 @@ X86_VENDOR(VENDOR_AMD,   "amd")
 #ifndef X86_CPU_TYPE
 #define X86_CPU_TYPE(ARCHNAME, ENUM)
 #endif
+// The first part of this list must match what is implemented in libgcc and
+// compilert-rt. Clang uses this to know how to implement __builtin_cpu_is.
 X86_CPU_TYPE_COMPAT_WITH_ALIAS("bonnell",       INTEL_BONNELL,       "bonnell", "atom")
 X86_CPU_TYPE_COMPAT           ("core2",         INTEL_CORE2,         "core2")
 X86_CPU_TYPE_COMPAT           ("nehalem",       INTEL_COREI7,        "corei7")
@@ -79,6 +81,8 @@ X86_CPU_TYPE                  ("k8-sse3",     AMD_K8SSE3)
 #define X86_CPU_SUBTYPE(ARCHNAME, ENUM)
 #endif
 
+// The first part of this list must match what is implemented in libgcc and
+// compilert-rt. Clang uses this to know how to implement __builtin_cpu_is.
 X86_CPU_SUBTYPE_COMPAT("nehalem",        INTEL_COREI7_NEHALEM,        "nehalem")
 X86_CPU_SUBTYPE_COMPAT("westmere",       INTEL_COREI7_WESTMERE,       "westmere")
 X86_CPU_SUBTYPE_COMPAT("sandybridge",    INTEL_COREI7_SANDYBRIDGE,    "sandybridge")
@@ -99,10 +103,10 @@ X86_CPU_SUBTYPE_COMPAT("cannonlake",     INTEL_COREI7_CANNONLAKE,     "cannonlak
 X86_CPU_SUBTYPE_COMPAT("icelake-client", INTEL_COREI7_ICELAKE_CLIENT, "icelake-client")
 X86_CPU_SUBTYPE_COMPAT("icelake-server", INTEL_COREI7_ICELAKE_SERVER, "icelake-server")
 X86_CPU_SUBTYPE_COMPAT("znver2",         AMDFAM17H_ZNVER2,            "znver2")
+X86_CPU_SUBTYPE_COMPAT("cascadelake",    INTEL_COREI7_CASCADELAKE,    "cascadelake")
 // Entries below this are not in libgcc/compiler-rt.
 X86_CPU_SUBTYPE       ("core2",          INTEL_CORE2_65)
 X86_CPU_SUBTYPE       ("penryn",         INTEL_CORE2_45)
-X86_CPU_SUBTYPE       ("cascadelake",    INTEL_COREI7_CASCADELAKE)
 X86_CPU_SUBTYPE       ("k6",             AMDPENTIUM_K6)
 X86_CPU_SUBTYPE       ("k6-2",           AMDPENTIUM_K62)
 X86_CPU_SUBTYPE       ("k6-3",           AMDPENTIUM_K63)